{"id":"openai/gpt-oss-120b","name":"gpt-oss-120b","owned_by":"openai","description":"gpt-oss-120b is an open-weight, 117B-parameter Mixture-of-Experts (MoE) language model from OpenAI designed for high-reasoning, agentic, and general-purpose production use cases. It activates 5.1B parameters per forward pass and is optimized...","context_window":131072,"max_tokens":117964,"type":"language","tags":["reasoning","tool-use"],"released":1754414231,"modalities":{"input":["text"],"output":["text"]},"supported_parameters":["frequency_penalty","include_reasoning","logit_bias","logprobs","max_tokens","min_p","presence_penalty","reasoning","reasoning_effort","repetition_penalty","response_format","seed","stop","structured_outputs","temperature","tool_choice","tools","top_a","top_k","top_logprobs","top_p"],"pricing":{"input":"0.000000037","output":"0.00000017"},"legal":[]}